/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package servlets;

import java.io.IOException;
import java.util.LinkedList;
import java.util.List;
import javabeans.JBCine;
import javabeans.JBPelicula;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.UnavailableException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import persistencia.ISistema;

/**
 *
 * @author Administrador
 */
public class peliculaSeleccionadaServlet extends HttpServlet {

    ISistema i;
    
    @Override
    public void init() throws ServletException {
        super.init();
        /*Se adquieren los parametros configurados en el deployment describer a 
         * nivel del contexto*/
        try {
            ServletContext context = this.getServletContext();
            i = persistencia.Fabrica.getPersistenciaSistema(context);

        } catch (Exception exc) {
            throw new UnavailableException("No se puedo instanciar el servlet" + exc.toString());
        }
    }
    
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        HttpSession session = request.getSession();
        try {
            String idPelicula = request.getParameter("idPelicula");
            int id = Integer.valueOf(idPelicula);
            
            JBPelicula p = i.obtenerPelicula(id);
            
            List<JBCine> cines = i.listarCines();
            
            session.setAttribute("pelicula", p);
            session.setAttribute("cines", cines);
            response.sendRedirect("agregarFuncion.jsp");
            
        } catch (Exception exc)
        {
            session.setAttribute("error", "Ha ocurrido un error y la película no se ha agregado" + exc.toString());
            response.sendRedirect("errorPage.jsp");
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
